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A252951 Number of (n+2)X(7+2) 0..2 arrays with every consecutive three elements in every row, column and nw-se diagonal having exactly two distinct values, and new values 0 upwards introduced in row major order 0
776160, 5419521, 52118784, 603797472, 7763464440, 104852356227, 1453390671726, 20393839045575, 287973042727734, 4079571555719709, 57885342203674728, 821897508461611833 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A252952
LINKS
EXAMPLE
Some solutions for n=1
..0..0..1..0..0..2..2..0..0....0..0..1..0..1..0..0..2..0
..2..0..0..1..1..2..2..0..2....1..1..2..2..0..0..1..0..0
..2..2..1..1..0..1..0..1..0....0..1..1..2..1..1..0..0..1
CROSSREFS
Sequence in context: A151562 A023348 A089007 * A145687 A244071 A157357
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 25 2014
STATUS
approved

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Last modified July 20 09:46 EDT 2024. Contains 374445 sequences. (Running on oeis4.)